Triple
T8758742
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Old Colony Lines |
E208138
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | commuter rail line group |
C74
|
CONCEPT FINISHED |
How this triple was built (1 step)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: commuter rail line group Context triple: [Old Colony Lines, instanceOf, commuter rail line group]
-
A.
commuter rail line
chosen
A commuter rail line is a passenger train service that operates on fixed tracks and schedules to connect suburban or outlying areas with a central city, primarily serving daily work and school commuters.
-
B.
group of railway companies
A group of railway companies is an organized association of multiple rail transport operators that collaborate or are collectively managed to provide coordinated rail services, share resources, or pursue common commercial or regulatory interests.
-
C.
commuter rail infrastructure
Commuter rail infrastructure comprises the physical and operational systems—such as tracks, stations, signaling, power, and maintenance facilities—designed to support frequent, reliable passenger train service between suburbs and urban centers.
-
D.
subway line
A subway line is a fixed route within an urban rail transit system, consisting of a sequence of stations and tracks over which trains operate according to a scheduled service.
-
E.
public railway
A public railway is a government- or publicly-owned rail transport system that provides scheduled passenger and/or freight services accessible to the general population, typically operating on standardized tracks and infrastructure.
- F. None of above.
Provenance (1 batch)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ca835cd6b08190bd7c63db92f53c86 |
completed | March 30, 2026, 2:06 p.m. |
Created at: March 30, 2026, 6:40 p.m.